Ansible testbed setup for Taishan testbed
[csit.git] / resources / tools / testbed-setup / ansible / roles / tg_sut / tasks / aarch64.yaml
diff --git a/resources/tools/testbed-setup/ansible/roles/tg_sut/tasks/aarch64.yaml b/resources/tools/testbed-setup/ansible/roles/tg_sut/tasks/aarch64.yaml
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+---
+# file: roles/tg_sut/tasks/aarch64.yaml
+
+- name: Configure aarch64 kernel parameters
+  lineinfile:
+    path: '/etc/default/grub'
+    state: 'present'
+    regexp: '^GRUB_CMDLINE_LINUX='
+    line: 'GRUB_CMDLINE_LINUX="isolcpus={{ isolcpus }} nohz_full={{ isolcpus }} rcu_nocbs={{ isolcpus }} intel_iommu=on nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1"'
+  notify: ['Update GRUB']
+  tags: set-grub
+